Seiko Cal. 3818 - 181

Seiko 3818-181

This Quartz model from 1970 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-63bdfbc52541]

Also known as: Samurai, Sumo

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
White
Jewels
29j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1970

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seikata-wm-63bdfbc52541